会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 95. 发明申请
    • Dispersing Agent Containing Copolymer Mixture
    • 含有共聚物混合物的分散剂
    • US20120041106A1
    • 2012-02-16
    • US13133022
    • 2009-11-25
    • Mario VierleKlaus LorenzGerhard AlbrechtChristian ScholzPetra WagnerBarbara Wimmer
    • Mario VierleKlaus LorenzGerhard AlbrechtChristian ScholzPetra WagnerBarbara Wimmer
    • C04B24/26C08L33/02
    • C04B24/2694C04B24/2647C04B2103/408C08L29/10C08L33/02C08L35/08C08L2205/02C08L2666/04
    • The invention relates to a polymer composition containing 5 to 95% by weight of a copolymer H and 2 to 60% by weight of a copolymer K, the copolymers H and K each having polyether macromonomer structural units and acid monomer structural units, which are present in the copolymers H and K in each case in a molar ratio of 1:20 to 1:1, and at least 20 mol % of all structural units of the copolymer H and at least 25 mol % of all structural units of the copolymer K being present in each case in the form of acid monomer structural units, the polyether macromonomer structural units of the copolymer H having side chains containing in each case at least 5 ether oxygen atoms, the number of ether oxygen atoms per side chain of the polyether macromonomer structural units of the copolymer H varying in such a way that the corresponding frequency distribution diagram, in which the number of ether oxygen atoms per side chain of a polyether macromonomer structural unit is plotted along the abscissa and the associated frequency for the copolymer H is plotted along the ordinate, contains at least 2 maxima.
    • 本发明涉及一种聚合物组合物,其含有5〜95重量%的共聚物H和2〜60重量%的共聚物K,共聚物H和K各自具有聚醚大分子单体结构单元和酸单体结构单元,其存在 在共聚物H和K中的摩尔比为1:20至1:1的共聚物中,和共聚物H的所有结构单元的至少20摩尔%和共聚物K的所有结构单元的至少25摩尔% 在各种情况下以酸性单体结构单元的形式存在,共聚物H的聚醚大分子单体结构单元具有侧链含有至少5个醚氧原子,每个侧链上的醚氧原子的数量为聚醚大分子单体 共聚物H的结构单元以这样的方式变化,其中相应的频率分布图,其中聚醚大分子单体结构单元的每个侧链的醚氧原子的数量沿着横坐标绘制, 共聚物H的相关频率沿纵坐标绘制,含有至少2个最大值。
    • 97. 发明申请
    • Semi-Continuous Method For Producing Copolymers
    • 用于生产共聚物的半连续方法
    • US20120035300A1
    • 2012-02-09
    • US13133026
    • 2009-11-25
    • Reinhard DorfnerKlaus LorenzPetra WagnerChristian Scholz
    • Reinhard DorfnerKlaus LorenzPetra WagnerChristian Scholz
    • C04B16/04C08F216/14C08F2/10
    • C08F290/00C08F265/00C08F267/00C08F283/06C08F290/062C08F290/142C08L51/003C08L2666/02
    • The present invention relates to a process for the preparation of a copolymer in semicontinuous operation in a polymerization apparatus, comprising a polymerization reactor connected to a metering device, in each case acid monomer being initially taken in the metering device and polyether macromonomer and water in the polymerization reactor, acid monomer being metered from the metering device via an acid monomer metering line into the polymerization reactor, free radical polymerization initiator being passed into the polymerization reactor before and/or during the metering of the acid monomer into the polymerization reactor so that an aqueous medium in which acid monomer and polyether macromonomer are reacted with formation of the copolymer by free radical polymerization forms in the polymerization reactor, a portion of the copolymer-containing aqueous medium being passed continuously during the free radical polymerization from the polymerization reactor via a reaction mixture line which is connected via a mixing device to the acid monomer metering line, the discharged copolymer-containing aqueous medium being mixed with the acid monomer in the mixing device during the metering of the acid monomer and being recycled to the polymerization reactor after the mixing via the acid monomer metering line.
    • 本发明涉及一种在聚合设备中半连续操作中制备共聚物的方法,包括连接到计量装置的聚合反应器,在各种情况下,酸性单体最初被摄入计量装置中,聚醚大分子单体和水在 聚合反应器,酸性单体通过酸单体计量管线从计量装置计量到聚合反应器中,自由基聚合引发剂在酸单体计量之前和/或期间进入聚合反应器中,使得自由基聚合引发剂 其中酸性单体和聚醚大分子单体与在聚合反应器中通过自由基聚合形式形成共聚物的水性介质反应,一部分含共聚物的水性介质在自由基聚合过程中通过反应从聚合反应器中连续通过 混合线 ch通过混合装置连接到酸性单体计量管线,在计量酸性单体期间,将排出的含共聚物的水性介质与酸性单体混合在混合装置中,并在经过混合之后再循环到聚合反应器中 酸性单体计量线。
    • 99. 发明申请
    • Semi Continuously Operated Method for Producing Copolymers
    • 半连续生产共聚物的方法
    • US20120004350A1
    • 2012-01-05
    • US13133004
    • 2009-11-25
    • Gerhard AlbrechtHelmut MackKlaus LorenzMario VierleSilke FlakusPetra WagnerChristian ScholzHarald GrasslBarbara Wimmer
    • Gerhard AlbrechtHelmut MackKlaus LorenzMario VierleSilke FlakusPetra WagnerChristian ScholzHarald GrasslBarbara Wimmer
    • C08F224/00C04B28/28C08F2/10
    • C08F2/01C04B24/267C04B24/2694C04B2103/408C08F216/1416C08F220/06C08F222/06
    • The invention relates to a process for the preparation of a copolymer in semicontinuous operation in a polymerization apparatus, comprising a polymerization reactor connected to a metering device, in each case acid monomer being initially taken in the metering device and polyether macromonomer, acid monomer and water in the polymerization reactor, acid monomer being metered from the metering device into the polymerization reactor, free radical polymerization initiator being passed into the polymerization reactor before and/or during the metering of the acid monomer into the polymerization reactor so that an aqueous medium in which acid monomer and polyether macromonomer are reacted with formation of the copolymer by free radical polymerization forms in the polymerization reactor, the molar ratio of acid monomer used altogether to polyether macromonomer used altogether being 20:1 to 1:1, the molar ratio of acid monomer initially taken in the polymerization reactor to the acid monomer metered into the polymerization reactor being 10:1 to 1:10 and the metering of the acid monomer being effected with the proviso that at least 70 mol % of the acid monomer metered in altogether are metered in the course of 5 to 19 minutes at a metering rate that is constant or varies to a limited extent.
    • 本发明涉及一种在聚合设备中半连续操作中制备共聚物的方法,其包括连接到计量装置的聚合反应器,在每种情况下,酸性单体最初被摄入计量装置和聚醚大分子单体,酸单体和水 在聚合反应器中,将酸单体从计量装置计量加入到聚合反应器中,自由基聚合引发剂在酸单体计量之前和/或期间进入聚合反应器进入聚合反应器, 酸性单体和聚醚大分子单体与聚合反应器中通过自由基聚合形式形成共聚物,总共使用的酸单体与聚醚大分子单体的摩尔比为20:1-1:1,酸单体的摩尔比 最初在聚合反应器中装入酸单体 进入聚合反应器中的比例为10:1至1:10,并且酸性单体的计量条件是条件是在5至19分钟的时间内将计量的至少70mol%的酸单体计量加入到 计量率恒定或在有限程度上变化。